进而应用瑞利方法得到了薄板水中振动频率与真空中振动频率、无量纲附加虚质量增量之间的关系。
Then the relationship among vibration frequency of the plate in water and that in vacuo and the Nondimensionalized Added Virtual Mass Incremental (NAVMI) is obtain by utilizing Rayleigh method.
爱因斯坦也无法知道由盘型传感器产生的超声波振动能将空中这些玻璃微珠钳除,再在它们悬垂在空中移动时进行测量。
Nor would he have known that ultrasonic vibrations from a plate-like transducer would shake those glass beads into the air to be tweezed and measured as they moved in suspension.
如此极其精确的时钟是建立在单一铝离子的快速振动,铝离子就是包含在真空中受电磁场约束的失去一个电子的原子。
Such ultra-precise clocks are based on the quick vibrations of a single aluminum ion, an atom that has lost one electron, held in a vacuum and confined by electromagnetic fields.
反弹到空中,所以马上又变成失重状态,来回振动。
So it goes back into the air so it goes immediately to weightlessness again and then it oscillates back and forth.
飞机采用固定式空中受油装置后,可能引起飞机飞行过程中的振动,严重时危及飞机的飞行安全。
Vibration of fixed air refueling receptacles that can occur in flight causes serious hazards to the safety of flight.
由于太阳能电池翼的大跨度,低刚度特点,加之太空中阻尼较弱,使得电池翼极易产生低频非线性的持续振动。
Due to the large span, small elasticity and feebleness damp in aerospace, the solar panel easily generates non-linear vibration with low frequency.
在楼扳分区刚性假定的基础上,以弹性变形梁模拟空中连廊的变形,建立了时程分析的复合刚片系振动模型。
Based on the assumption that the floor is infintely rigid in different areas and that the spatial corridors can be modeled as an elastic beam, a composite rigid panel series model is presented.
以自然界的鳐鱼为模板的“空中鳐鱼”是一种由远程遥控的氦气气囊和羽翼振动产生驱动力组成的混合体。
Air_ray, modelled on the manta ray, is a remote-controlled hybrid construction consisting of a helium-filled ballonet and a beating wing drive.
以自然界的鳐鱼为模板的“空中鳐鱼”是一种由远程遥控的氦气气囊和羽翼振动产生驱动力组成的混合体。
Air_ray, modelled on the manta ray, is a remote-controlled hybrid construction consisting of a helium-filled ballonet and a beating wing drive.
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